10112112217 has 2 divisors, whose sum is σ = 10112112218. Its totient is φ = 10112112216.

The previous prime is 10112112211. The next prime is 10112112221. The reversal of 10112112217 is 71221121101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8381219401 + 1730892816 = 91549^2 + 41604^2 .

It is a cyclic number.

It is not a de Polignac number, because 10112112217 - 2⁷ = 10112112089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10112112194 and 10112112203.

It is not a weakly prime, because it can be changed into another prime (10112112211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5056056108 + 5056056109.

It is an arithmetic number, because the mean of its divisors is an integer number (5056056109).

Almost surely, 2^10112112217 is an apocalyptic number.

It is an amenable number.

10112112217 is a deficient number, since it is larger than the sum of its proper divisors (1).

10112112217 is an equidigital number, since it uses as much as digits as its factorization.

10112112217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56, while the sum is 19.

Adding to 10112112217 its reverse (71221121101), we get a palindrome (81333233318).

The spelling of 10112112217 in words is "ten billion, one hundred twelve million, one hundred twelve thousand, two hundred seventeen".